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प्रश्न
Select the correct answer from A, B, C, D & E for the statement given below :
A mixture consisting of elements & a compound.
विकल्प
Gunpowder
Iodine
Boron
Helium
Bromine
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उत्तर
A mixture consisting of elements & a compound: Gunpowder
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संबंधित प्रश्न
Give two examples for the following: Metals
Name: a Metal Which is a Poor Conductor of Electricity.
Give two examples of Metalloids.
Define: Molecule
Indicate whether the following statement is true or false:
Molecules can exist independently.
The important physical properties of substances are colour, odour, nature, density & solubility in water.
Name – a gas with a pungent, choking odour which is lighter than air
Draw a labelled diagram of an atom including its nucleus, orbits & their contents.
______ is a mixture of gases.
Complete the table:
| Element | Latin Name | Symbol |
| Mercury | ______ | Hg |
| Lead | Plumbum | ______ |
| Iron | ______ | Fe |
| Potassium | Kalium | ______ |
Elements contain the ______of the same kind.
